<?php

namespace app\admin\controller\tongcheng;

use app\common\controller\Backend;
use think\Db;
use think\exception\DbException;
use think\exception\HttpResponseException;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 区域管理
 *
 * @icon fa fa-circle-o
 */
class Zone extends Backend
{

    /**
     * ZoneModel模型对象
     * @var \app\admin\model\tongcheng\ZoneModel
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\tongcheng\ZoneModel;
        $this->view->assign("statusList", $this->model->getStatusList());
        $this->view->assign("isDefaultList", $this->model->getIsDefaultList());
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }

        if (!empty($params['lng']) && !empty($params['lat'])) {
            $params = $this->getAddressDetail($params);
        }

        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name     = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $result = $this->model->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }

    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if (!empty($params['lng']) && !empty($params['lat'])) {
            $params = $this->getAddressDetail($params);
        }

        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name     = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }

    /**
     * 获取地址详情
     * @param $params
     * @return array
     */
    protected function getAddressDetail($params)
    {
        $coordinate = $params['lat'] . ',' . $params['lng'];

        try {
            $mapService = new \addons\tongcheng\library\MapService();
            $address    = $mapService->getAddress($coordinate);

            if (!empty($address['address_component'])) {
                $params['province'] = $address['address_component']['province'];
                $params['city']     = $address['address_component']['city'];
                $params['district'] = $address['address_component']['district'];
                $params['street']   = $address['address_component']['street'];
            }
        } catch (HttpResponseException $e) {
            $error_msg = $e->getResponse()->getData()['msg'] ?? '获取地址失败';
            $this->error($error_msg);
        } catch (\Exception $e) {
            $this->error($e->getMessage());
        }

        return $params;
    }
}
